Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations - Components Comprising Net Income (Loss) from Discontinued Operations, Net (Details)

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Discontinued Operations - Components Comprising Net Income (Loss) from Discontinued Operations, Net (Details) - USD ($)
$ in Millions
3 Months Ended 15 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Income from discontinued operations, net of tax $ 27.4 $ 46.9  
Arysta | Discontinued Operations, Disposed of by Sale      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Net sales 65.3 471.6  
Cost of sales (45.5) (278.0)  
Selling, technical, general and administrative (36.6) (136.2)  
Research and development (4.6) (12.1)  
Gain on Arysta Sale 21.3 0.0 $ (429.0)
Operating (loss) profit (0.1) 45.3  
Other, net 9.3 56.7  
Income from discontinued operations, before income taxes 9.2 102.0  
Income tax benefit (expense) 18.2 (55.1)  
Income from discontinued operations, net of tax 27.4 46.9  
Net (income) loss from discontinued operations attributable to the non-controlling interests (0.1) 0.6  
Net income from discontinued operations attributable to common stockholders $ 27.3 $ 47.5